3(a-5)+7=-2

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Solution for 3(a-5)+7=-2 equation:


Simplifying
3(a + -5) + 7 = -2

Reorder the terms:
3(-5 + a) + 7 = -2
(-5 * 3 + a * 3) + 7 = -2
(-15 + 3a) + 7 = -2

Reorder the terms:
-15 + 7 + 3a = -2

Combine like terms: -15 + 7 = -8
-8 + 3a = -2

Solving
-8 + 3a = -2

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '8' to each side of the equation.
-8 + 8 + 3a = -2 + 8

Combine like terms: -8 + 8 = 0
0 + 3a = -2 + 8
3a = -2 + 8

Combine like terms: -2 + 8 = 6
3a = 6

Divide each side by '3'.
a = 2

Simplifying
a = 2

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